Desk system



FIG. 1 is a perspective view of a desk system according to our new design;

FIG. 2 is a front view of the desk system thereof;

FIG. 3 is a rear view of the desk system thereof;

FIG. 4 is a first side view of the desk system thereof;

FIG. 5 is a second side view of the desk system thereof;

FIG. 6 is a top view of the desk system of thereof; and,

FIG. 7 is a bottom view of the desk system of thereof.

The broken lines illustrate portions of the desk system that form no part of the claimed design. 

CLAIM The ornamental design for a desk system, as shown and described. 